Contact details

Autopista A-8, Salida 185 a CA Beranga-Noja hasta llegar a Castillo
39193  Isla, Arnuero, Cantabria  (Cantabria)
Observatorio de la Marea Molino de Santolaja
Tel.:+34 942679720
Tel.:+34 942677041
Tel.:+34 676486111
Fax.:+34 942677041


Trasmiera Ecopark

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    European Destinations of Excellence (EDEN) for its sustainable tourism model.


  It has been designated a European Destination of Excellence (EDEN) by the European Commission in recognition of its proposal for sustainable tourism. It is part of the Santoña, Victoria and Joyel Marshes Nature Reserve.

  The tide and thousands of migratory birds living here are the protagonists in this marshland. There are two bird observatories and a viewpoint for visitors. There are also several educational routes and visitor centres with information on the industrial heritage, landscape and nature in the area.

  • Type of area Nature reserve
  • Area 2500 hectáreas hectares


Access and surroundings

Cultural information

a trip round the park will show visitors the farming, fishing and shellfishing traditions. The heritage of the town of Arnuero can also be discovered. It has been mostly refurbished in recent years. In fact, some of the most important buildings house the visitor centres.

Environmental information

the environment is shaped by the tide, as we can see in the beautiful fine sand beaches. In the park there are areas of great natural value.

More information